Balmar Alternator 120 AMP 12V 4" Dual Foot Saddle K6 Pulley w/Isolated Ground

Upgrade your marine engine's electrical system with our premium Alternator 120 AMP 12V. Engineered for durability and optimal performance, this alternator provides reliable power to keep your boat's essential systems running smoothly during all your maritime adventures.

Product Features

• High Performance: Delivers up to 120 amps of reliable power at 12 volts, ensuring consistent performance for your marine applications.
• Dual Foot Saddle Mount: Easy and secure installation with a dual foot saddle design, compatible with various engine types.
• Robust Construction: Designed for marine environments, offering resistance against corrosion and harsh conditions.
• K6 Serpentine Pulley: Equipped with a durable K6 serpentine pulley for smooth operation and reduced wear.
• Isolated Ground: Features an isolated ground to minimize electrical interference and enhance system stability.
• 4" J-180-Style Mounting: Provides a secure and straightforward mounting process with a 4-inch J-180-style configuration.

Technical Specifications

Specification	Details
Series	604 Series
Amperage	120 AMP
Voltage	12V
Mount Type	Dual Foot Saddle Mount
Pulley Size	4" K6 Serpentine Pulley
Mounting Style	4" J-180-Style

Compatibility

This alternator is typically compatible with engines from leading marine brands, including:

• Caterpillar
• Cummins
• Detroit Diesel
• John Deere

Replacement Information

Replace your existing alternator with our model using part number 604-120-SR-IG. Ensure a seamless upgrade by matching this part number with your current system requirements.

Customer Support

Please note: This product may not be returned to the original point of purchase. For any issues or concerns, please contact the manufacturer directly.

Additional Resources

Download Brochure (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.